Trigonometry (KVPY (Kishore Vaigyanik Protsahan Yojana) StreamSA (Class 11) Math): Questions 1  6 of 7
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Question number: 1
» Trigonometry » Heights and Distances
Question
The angle of elevation of the top of a building from the foot of tower is 30^{0} and the angle of elevation of the top of the tower from the foot of the building is 60^{0}. If the tower is 45m high, then the height of the building is –
Choices
Choice (4)  Response  

a.  15 

b.  12 

c.  20 

d.  10 

Question number: 2
» Trigonometry » Trigonometric Functions
Question
If and , then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 3
» Trigonometry » Trigonometric Identities and Equations
Question
In triangle ABC, value of is –
Choices
Choice (4)  Response  

a.  Sin B 

b.  1 

c.  Cos B 

d.  1 

Question number: 4
» Trigonometry » Heights and Distances
Question
The angle of elevation of the top of a building from the foot of temple is 45^{0} and the angle of elevation of the top of the temple from the foot of the building is 60^{0}. If the temple is 50 m high, then the height of the building is –
Choices
Choice (4)  Response  

a. 


b. 


c.  47 

d. 


Question number: 5
» Trigonometry » Trigonometric Functions
Question
If than
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 6
» Trigonometry » Trigonometric Functions
Question
Simplification of is –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 
